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DBMS > H2GIS vs. LMDB vs. Sadas Engine

System Properties Comparison H2GIS vs. LMDB vs. Sadas Engine

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Editorial information provided by DB-Engines
NameH2GIS  Xexclude from comparisonLMDB  Xexclude from comparisonSadas Engine  Xexclude from comparison
DescriptionSpatial extension of H2A high performant, light-weight, embedded key-value database librarySADAS Engine is a columnar DBMS specifically designed for high performance in Data warehouse environments
Primary database modelSpatial DBMSKey-value storeRelational DBMS
Secondary database modelsRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.03
Rank#341  Overall
#4  Spatial DBMS
Score2.32
Rank#118  Overall
#22  Key-value stores
Score0.00
Rank#360  Overall
#156  Relational DBMS
Websitewww.h2gis.orgwww.symas.com/­symas-embedded-database-lmdbwww.sadasengine.com
Technical documentationwww.h2gis.org/­docs/­homewww.sadasengine.com/­index.php/­downloads/­documentation-columnar-db
DeveloperCNRSSymasSADAS s.r.l.
Initial release201320112006
Current release0.9.29, March 20218.0
License infoCommercial or Open SourceOpen Source infoLGPL 3.0Open Sourcecommercial infofree trial version available
Cloud-based only infoOnly available as a cloud servicenonono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaCC++
Server operating systemsAIX
Linux
Windows
Data schemeyesschema-freeyes
Typing infopredefined data types such as float or dateyesyes
XML support infoSome form of processing data in XML format, e.g. support for XML data structures, and/or support for XPath, XQuery or XSLT.nonono
Secondary indexesyesnoyes
SQL infoSupport of SQLyesnoyes
APIs and other access methodsJDBC
ODBC
Proprietary protocol
Supported programming languagesJavaC.Net
C
C#
C++
Groovy
Java
PHP
Python
Server-side scripts infoStored proceduresyes infobased on H2nono
Triggersyesnono
Partitioning methods infoMethods for storing different data on different nodesnonenonehorizontal partitioning
Replication methods infoMethods for redundantly storing data on multiple nodesyes infobased on H2nonenone
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integrityyesnoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACID
Concurrency infoSupport for concurrent manipulation of datayes, multi-version concurrency control (MVCC)yesyes
Durability infoSupport for making data persistentyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesyesyes infomanaged by 'Learn by Usage'
User concepts infoAccess controlyes infobased on H2noAccess rights for users, groups and roles according to SQL-standard

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More resources
H2GISLMDBSadas Engine
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